Home / 752,895.12-1,129,104-247,338.48

Finding the Fourth Proportional to 752,895.12, 1,129,104 and 247,338.48

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Solution

The fourth proportional to 752,895.12, 1,129,104 and 247,338.48 is: 370,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,895.12 : 1,129,104 = 247,338.48 : x
  2. Step 2: Convert to fraction form
    752,895.12/1,129,104 = 247,338.48/x
  3. Step 3: Cross multiply
    752,895.12x = 1,129,104 × 247,338.48
  4. Step 4: Simplify right side
    752,895.12x = 279,270,867,121.92
  5. Step 5: Solve for x
    x = 279,270,867,121.92/752,895.12
  6. Step 6: Final answer
    x = 370,929.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.